Five Star Refiners, Inc.
Purchase all types of precious metal and precious metal scrap and provides on-site smelting of gold and other precious metals .
http://www.refinegold.com/

Ancient Iron Smelting
Ancient Iron Smelting and Iron Smithing, Archaeological and Archaeometallurgical Research in Jordan (Tell Hammeh), Israel (Tel Beth-Shemesh), and the Westbank (Khirbet Balamah), Historical, Technological, Metallurgical, and Ethnographical Information on Iron Production (including Sub-Saharan Africa)
http://www.ironsmelting.net

Abel Metal Services Pty Ltd
Manufacture and distribute metallurgical consumables for welding, hardfacing, steelmaking, smelting, foundry, or diecasting. Sydney, Australia.
http://www.abelmet.com.au/

Midwest Refineries
A gold, platinum, silver buyers, smelters, refiners. Gold buyers for all precious metal scrap gold, platinum and silver recycling, dental gold and gold scrap jewelry, platinum crucibles, platinum thermocouple wire, silver, sterling silver, assayers, Midwest Refineries, sell gold, sell platinum, sell silver. A gold refinery, platinum refiners and silver smelters to recover old scrap gold at gold market prices. Buyers of karat gold to pure gold and gold bullion and all palladium, platinum and rhodium scrap metal including all precious metals.
http://www.midwestrefineries.com

Gripnail Fastening Systems
Manufacturer of Gripnails which are used to attach insulation to sheet metal and Metal Tacks which are used to fasten metal tags and light attachments.
http://www.gripnail.com/

JBR Recovery Ltd
JBR Recovery Ltd is one of the UK and Europe's leading silver recovery and precious metal recycling specialists, offering smelting, refining and photographic waste recycling and recovery, waste incineration, waste management and Good delivery 999 refined silver
http://www.jbr.co.uk/

Commercial Alloys
Packages and recycles aluminum scrap metal and aluminum ingot for customer resale or conversion to primary and secondary aluminum smelting operations.
http://www.aluminumscrap.com/

Materials Science-Based Archaeology Group
Oxford University research group studying all aspects of the metallurgical process, from smelting to metal finishing, and from the first use of alloys in the 5th/4th millennia BC to the Industrial Revolution.
http://users.ox.ac.uk/~salter/

Superior Metal Products Co., Inc.
Superior Metal Products Co., Inc. specializes in custom light-gauge sheet metal fabrication and finishing. Guided by expert engineering, advanced production equipment, and a dedication to craftsmanship, we make your ideas into metal, exactly to specification, on time, and with impeccable quality.
http://superiormetalproductsco.com

Pyromet Technologies (Pty) Ltd
Pyromet is a South African company that specialises in smelting technology and equipment. Pyromet was founded in 1984 to supply electric arc furnace technology to the ferroalloy and base metal industries.
http://www.pyromet.co.za/